CVE-2022-0888

Name: CVE-2022-0888
Creator: NVD / NIST
Published: 2022-03-23T20:15:10.47+00:00
License: https://creativecommons.org/publicdomain/zero/1.0/

CRITICALCVSS 9.8/10EPSS 39.39%

Last modified Jun 17, 2026

CVE-2022-0888 is a critical-severity vulnerability rated 9.8/10 on the CVSS scale. The Ninja Forms - File Uploads Extension WordPress plugin is vulnerable to arbitrary file uploads due to insufficient input file type validation found in the ~/includes/ajax/controllers/uploads.php file which can be bypassed making it possible for unauthenticated attackers to upload malicious files that can be used to obtain remote code execution, in versions up to and including 3.3.0. EPSS estimates a 39.39% chance of exploitation in the next 30 days.

Description

The Ninja Forms - File Uploads Extension WordPress plugin is vulnerable to arbitrary file uploads due to insufficient input file type validation found in the ~/includes/ajax/controllers/uploads.php file which can be bypassed making it possible for unauthenticated attackers to upload malicious files that can be used to obtain remote code execution, in versions up to and including 3.3.0

Metrics

CVSS 3.1

9.8/10

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

EPSS Probability

39.39%

98.4th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

Affected Software

Vendor	Product	Versions
Ninjaforms	Ninja Forms File Uploads	<= 3.3.0

References

https://gist.github.com/Xib3rR4dAr/5f0accbbfdee279c68ed144da9cd8607Exploit, Patch, Third Party Advisory
https://www.wordfence.com/threat-intel/vulnerabilities/id/f00eeaef-f277-481f-9e18-bf1ced0015a0?source=cve
https://www.wordfence.com/vulnerability-advisories/#CVE-2022-0888Third Party Advisory
https://gist.github.com/Xib3rR4dAr/5f0accbbfdee279c68ed144da9cd8607Exploit, Patch, Third Party Advisory
https://www.wordfence.com/threat-intel/vulnerabilities/id/f00eeaef-f277-481f-9e18-bf1ced0015a0?source=cve
https://www.wordfence.com/vulnerability-advisories/#CVE-2022-0888Third Party Advisory

Timeline

Published: Mar 23, 2022
Last Modified: Jun 17, 2026
Status: Modified

Frequently Asked Questions

What is CVE-2022-0888?

How severe is CVE-2022-0888?

CVE-2022-0888 has a CVSS score of 9.8/10 (CRITICAL severity). The EPSS model estimates a 39.39% probability of exploitation in the next 30 days.

How do I fix CVE-2022-0888?

Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.

Are you affected by CVE-2022-0888?

Run a free Strix scan to check your systems for this vulnerability.

Scan your code now

Source: NVD / NIST